HOBO* 4-Channel Thermocouple Data Logger, four-channel LCD data logger for measuring and recording temperature in a broad range of monitoring applications, Range: -260 to 1820 Deg C, can accept up to four J, K, T, E, R, S, B, or N type probes
HOBO* Pendant* Temperature/Light 64K Data Logger, 64K bytes, two-channel temperature and relative light level data logger, Materials: Polypropylene case; stainless steel screws; Buna-N o-ring, Waterproof housing for wet or underwater use
HOBO* Water Level Data Logger, titanium, No-vent-tube design for easy and reliable deployment, Ideal for recording water levels and temperatures in wells, streams, lakes, wetlands and tidal estuaries, 3-point NIST, 13 Foot Depth
HOBO* Water Level Data Logger, stainless steel, No-vent-tube design for easy and reliable deployment, Ideal for recording water levels and temperatures in wells, streams, lakes, wetlands and tidal estuaries, 30-Foot Depth
HOBO* Water Level Data Logger, stainless steel, No-vent-tube design for easy and reliable deployment, Ideal for recording water levels and temperatures in wells, streams, lakes, wetlands and tidal estuaries, 250 Foot Depth
HOBO* Extended Memory State Data Logger, records state changes, electronic pulses and mechanical or electrical contact closures from external sensing devices, One logger with 4 recording modes, Ships with 2.5 mm input cable, Pulse frequency: 50 Hz
HOBO* Water Level Data Logger, low-cost, research-grade water level data logger for continuously measuring water level and temperature in a wide range of underwater environments, 0.1% measurement accuracy, Depths up to 100 feet